The Himalayan Cobra Lily (Arisaema consanguineum) is an exotic woodland perennial admired for its striking, hooded flowers featuring purple-brown and white stripes. This non-GMO Asian Jack-in-the-Pulpit variety produces long narrow leaves grouped in umbrella-like whorls, adding bold architectural texture to shaded garden beds. Thriving in moist, humus-rich woodland soil, it is a standout focal plant for shade gardens, containers, and naturalized forest landscapes.

Features

• Dramatic striped flower spathes with cobra-like form

• Non-GMO Asian Jack-in-the-Pulpit species

• Perfect for shaded beds, woodland landscapes, and large containers

• Architectural foliage with umbrella-style leaf clusters

• Thrives in moist, humus-rich soil

• Long-lived perennial once established

• Excellent specimen plant for collectors and ornamental gardeners

Specifications

• Common Name: Himalayan Cobra Lily, Asian Jack-in-the-Pulpit
• Scientific Name: Arisaema consanguineum
• Plant Type: Perennial (tuberous)
• USDA Zones: 6–9 (protect in colder climates)
• Season: Spring foliage; late spring to summer bloom
• Height: 18–36 inches
• Bloom Color: Purple-brown with white striping
• Foliage: Narrow umbrella-like whorls of green leaves
• Heirloom: Yes
• GMO Status: Non-GMO
• Organic: Not certified organic
• Light Requirements: Partial shade to full shade
• Soil Preference: Moist, rich, humus-based, well-drained soil
• Water Needs: Moderate, consistent moisture
• Growth Rate: Slow to moderate
• Heat Tolerance: Medium (requires shade)
• Cold Tolerance: Good with mulch protection
• Plant Spacing: 12–18 inches
• Seed Longevity: 1–2 years stored cool and dry

Planting Guide 

• Sowing Method: Start indoors for best results.
• Seed Preparation: Cold stratify for 8–12 weeks to improve germination.
• When to Plant:
• Start indoors in late winter or early spring
• Transplant outdoors after frost in cool shade
• Sowing Depth: 1/4 inch in moist, well-draining soil mix.
• Germination Time: 30–90 days depending on conditions.
• Light Requirements: Keep in partial to full shade.
• Soil Conditions: Use humus-rich, loamy, well-drained soil.
• Watering: Maintain consistent moisture; avoid waterlogging.
• Maintenance:
• Mulch to retain moisture and protect tubers in cold regions
• Mark planting location to avoid disturbance
• Remove old foliage after it dies back in fall